<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
</head>
<body>
    
</body>
<script>
    /* 
    将数组[1,2,7,4,9,6,8,3,10,5]进行排序
    升序结果为：[1,2,3,4,5,6,7,8,9,10]
    倒序结果：[10,9,8,7,6,5,4,3,2,1]
     */
     let array=[1,2,7,4,9,6,8,3,10,5];
     array.sort(function(a,b){
        return a-b;
     })
     console.log(array);

    //倒序
     
     array.sort(function(a,b){
         return b-a;
     })
     console.log(array);
</script>
</html>